remove buck converter
basic layout on board
merge GPIO and Supplemental IO connectors
align supplemental IO with SPI
place touch-proof connectors on analog board
roughly placed components in a 8.5 inch by 3 inch board
connected ADS to isolation for MOSI, MISO, CS, SCLK, CLK, and DRDY
connected right side of SI8662 isolator to SAM3X